//package com.ruyuan2020.im.design.BridgePattern;
//
//// 抽象形状类
//public abstract class Shape {
//    protected DrawAPI drawAPI;
//    protected int x, y;
//
//    public Shape(int x, int y, DrawAPI drawAPI) {
//        this.x = x;
//        this.y = y;
//        this.drawAPI = drawAPI;
//    }
//
//
//    public abstract void draw();
//}